43424027 has 4 divisors (see below), whose sum is σ = 43452816. Its totient is φ = 43395240.

The previous prime is 43423999. The next prime is 43424033. The reversal of 43424027 is 72042434.

43424027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72042434 = 2 ⋅36021217.

It is a cyclic number.

It is not a de Polignac number, because 43424027 - 2⁸ = 43423771 is a prime.

It is a super-2 number, since 2×43424027² = 3771292241793458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43423987 and 43424005.

It is not an unprimeable number, because it can be changed into a prime (43424047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11999 + ... + 15192.

It is an arithmetic number, because the mean of its divisors is an integer number (10863204).

Almost surely, 2^43424027 is an apocalyptic number.

43424027 is a deficient number, since it is larger than the sum of its proper divisors (28789).

43424027 is a wasteful number, since it uses less digits than its factorization.

43424027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28788.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 43424027 is about 6589.6909639224. The cubic root of 43424027 is about 351.4876191742.

The spelling of 43424027 in words is "forty-three million, four hundred twenty-four thousand, twenty-seven".